value of expression x+7+4(x-5) at x=2 is.
a. 5
b. 6
c. 4
d. 12
Answers
Answered by
0
Answer:
2+7+4(2-5)=9+4(-3)= 9 -12= -3
all option are wrong.
correct value = -3
Answered by
1
Answer:
–3
Step-by-step explanation:
x+7+4(x–5), if x=2
x+7+4x–20
x+4x–20+7
5x–13
Since, we have x=2, Now
5x–13
5×2–13
10–13
–3
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